This was based on an index from leaf-shape on seedlings grown from acorns.

The interest rate is generally based on an index, such as the prime rate.

Lenders offering variable-rate loans would be forbidden to base the rate on an index that is under their control, such as the bank's own prime rate.

The board has been asking the questions since 1967, but the numbers now available are based on an index in which the 1985 average equals 100.

So far, investors buy a set pool of stocks, either based on an index or some predetermined industry list.

In Germany structured products, often based on an index, were sold mostly to private investors, elderly, retired persons, students and families.

That is because the discounts will be based on an index known as average wholesale prices, or A.W.P., which industry experts say can be misleading.

The contract is based on an index of bonds issued by 100 United States corporations.

The rankings are based on an index of five factors:

These rates are usually based on an index such as LIBOR.